"AVR单片机多功能遥控数码万年历设计：数字时间与温度显示系统"

The design of a multi-functional remote digital calendar based on an AVR single-chip microcontroller is a sophisticated electronic control system that integrates various features such as time and temperature display and broadcasting. The system uses an AVR microcontroller to gather current time and temperature data, enabling functions such as time/temperature display and broadcasting. The main control chip of the system is the AVR microcontroller, which utilizes the DS1302 clock circuit for digital electronic calendar display. The system can simultaneously display year, month, day, hour, minute, second, and day-of-the-week information in a clear and intuitive manner. Additionally, the system employs the DS18B20 numerical temperature sensor to detect multiple temperature readings, and uses the LCD12864 display to visually represent the current time and temperature values. In summary, this design showcases the integration of various components such as the AVR microcontroller, DS1302 clock circuit, DS18B20 numerical temperature sensor, and LCD12864 display to create a versatile and efficient multi-functional remote digital calendar system. By leveraging these key components, the system is able to provide users with accurate time and temperature information in a user-friendly and intuitive manner. Keywords: AVR microcontroller, DS1302 clock circuit, DS18B20 numerical temperature sensor, LCD12864 display.